AS A JUNIOR IN 2012-13 Competed in five events at PCSC Championships, three relays and two individual swims ... Was a member of the first-place 200 medley relay (1:29.48) and also participated in the 400 free relay and 200 free relay ... Top-eight finishes in both of his individual swims with third in the 50 free (20.63) and fourth in the 100 free (46.37) ... Competed at NCAA Championships in the 50 free (20.68) and 100 free (45.67) ... Also was a member of the All-American 200 medley relay (1:28.83) ... Top-10 marks for the Tritons in the 50 free (20.37) at No. 3 and the 100 free (45.34) at No. 9.

AS A SOPHOMORE IN 2011-12 Swam in six events at the PCSC Championships ... Was one leg of first-place quartets in the 200 medley relay (1:30.00), 200 free relay (1:22.04) and 400 free relay (3:01.17) ... Placed second and third as an individual, respectively, in the 100 free (45.86) and 50 free (20.76) ... Represented anchor leg of one of UCSD's 400 medley relay teams (3:25.83) at the PCSC Championships ... Advanced to NCAA Championships in Mansfield, Texas, competing in five events ... Helped the Tritons to a third-place finish in the 200 free relay (1:20.71) and a fifth-place showing in the 400 free relay (2:59.04) ... Won the consolation final of the 50 free (20.38) ... Also competed in the 100 free (45.34, 21st) and the prelims of the 200 medley relay, contributing a 19.92 split.

AS A FRESHMAN IN 2010-11 At the PCSC Championships, competed in four events ... Helped Tritons to a second-place finish in the 100 free relay (3:02.11) ... Took fifth place in the 50 free (21.12) ... Was part of the 200 medley relay team that placed eighth, with a 20.54 freestyle split ... Named to the Athletics Director's Honor Roll at the Bronze Level (GPAs 3.00 to 3.299).

CLUB A Junior National qualifier and MVP of San Diego Elite Swim in San Diego.

HIGH SCHOOL A 2010 graduate of Canyon Crest Academy in San Diego ... As a senior, named to the All-North County Second Team for his meet-record performance in the 50 free at the CIF Championships (20.21) ... Received a spot on the All-Valley League First Team for his 50 free marks ... Also captured one of the top times in CIF Division II in the 100 free (46.25) ... Earned selection to the San Diego Union-Tribune All-Academic team ... The Ravens' MVP during his sophomore through senior years (2008-10) ... An Academic All-American as a junior and senior (2009-10) ... Team Captain (2009-10) ... Best times in other events were a 46.29 in the 100 free and a 1:47.09 in the 200 free ... Also competed in water polo for the Ravens.

PERSONAL Born Sept. 13, 1992 in San Diego ... Parents are Ian and Diane McCallum ... Father competed collegiately in track and field and sailing at MIT and mother lettered in field hockey while attending Muhlenberg ... Has a brother named Liam and two younger sisters named Caiti and Keely ... General biology major and business minor at Muir College ... Aspires to enter the biotech industry upon graduation ... Competing in the consolation final of the 50 free at the NCAA Championships is his most memorable moment in swimming ... Interests include reading, building and hanging with friends ... A fan of the San Diego Padres and Pittsburgh Steelers ... All-time favorite athlete is the late Tony Gwynn ... Listens to Kid Cudi ... Favorite movie is Man On Fire ... Loves pizza ... His parents, coaches and friends are his greatest influences.